Audi A4 is more dynamic to drive. Audi A4 engine produces 19 HP more power than Audi A6, whereas torque is 35 NM more than Audi A6. Thanks to more power Audi A4 reaches 100 km/h speed 1.9 seconds faster.
Fuel consumption
Fuel consumption (l/100km):
9.4
10.6
Real fuel consumption:
10.0 l/100km
10.2 l/100km
The Audi A4 is a better choice when it comes to fuel economy. By specification Audi A4 consumes 1.2 litres less fuel per 100 km than the Audi A6, which means that by driving the Audi A4 over 15,000 km in a year you can save 180 litres of fuel. By comparing actual fuel consumption based on user reports, Audi A4 consumes 0.2 litres less fuel per 100 km than the Audi A6.
Fuel tank capacity:
62 litres
80 litres
Full fuel tank distance:
650 km in combined cycle
750 km in combined cycle
880 km on highway
980 km on highway
620 km with real consumption
780 km with real consumption
Audi A6 gets more mileage on one fuel tank.
Engines
Average engine lifespan:
460'000 km
480'000 km
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used.
Engine production duration:
3 years
7 years
Engine spread:
Installed on at least 2 other car models, including Audi A6, Audi A8
Installed on at least 3 other car models, including Audi 80, Audi 100, Audi Coupe
In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. Audi A6 might be a better choice in this respect.
Dimensions
Length:
4.48 m
4.80 m
Width:
1.73 m
1.78 m
Height:
1.42 m
1.44 m
Audi A4 is smaller. Audi A4 is 32 cm shorter than the Audi A6, 5 cm narrower, while the height of Audi A4 is 2 cm lower.
Trunk capacity:
390 litres
390 litres
Trunk max capacity: with rear seats folded down
1250 litres
no data
Turning diameter:
11.1 meters
11.4 meters
The turning circle of the Audi A4 is 0.3 metres less than that of the Audi A6.
Audi A4 has slightly fewer faults. Deffect rate in annual technical inspection is similar for both cars, it's slightly higher for Audi A6, so Audi A4 quality could be a bit better.